DR. ALEXANDER P COHEN MD
NPI 1790949212
Emergency Medicine in Livingston, NJ
About Dr. Alexander P Cohen Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ALEXANDER P COHEN MD (NPI 1790949212) is an individual emergency medicine provider in Livingston, New Jersey, licensed in New York (249114) and active in the NPI registry since July 2008. He is enrolled in Medicare PECOS, is affiliated with St Luke's Cornwall Hospital, and is a graduate of State University Of New York Downstate Medical Center (2004).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Alexander P Cohen Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
4Medicare enrollment records show Alexander Cohen reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New York, NY 10037
- Reassigned Medicare billing, New York enrollment
- 676 clinicians in this Medicare group
Nyack, NY 10960
- Reassigned Medicare billing, New York enrollment
- 85 clinicians in this Medicare group
Middletown, NY 10940
- Reassigned Medicare billing, New York enrollment
- 77 clinicians in this Medicare group
Poughkeepsie, NY 12601
- Reassigned Medicare billing, New York enrollment
- 201 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Luke's Cornwall Hospital
Acute Care Hospitals · Newburgh, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 07039 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LIVINGSTON, NJ 07039
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Alexander Cohen's NPI number?
The NPI number for Alexander Cohen is 1790949212. It was assigned to this individual provider in the NPPES registry on July 14, 2008.
Where is Alexander Cohen located?
Alexander Cohen practices at 651 W Mount Pleasant Ave Emergency Medical Associates, Livingston, NJ 07039. The listed phone number is (973) 740-0607.
What is Alexander Cohen's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Alexander Cohen enrolled in Medicare?
Yes. Alexander Cohen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Alexander Cohen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alexander Cohen reassigns Medicare benefits to 4 organizations: Harlem Medical Associates PC (New York, NY), Nyack Emergency Medical Association PLLC (Nyack, NY), Orange Emergency Services PC (Middletown, NY) and Emergency Physician Services Of New York, P.C. (Poughkeepsie, NY). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Alexander Cohen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Alexander Cohen affiliated with any hospitals?
According to CMS data, Alexander Cohen is affiliated with St Luke's Cornwall Hospital.
When was this NPI record last updated?
The NPPES record for Alexander Cohen was last updated on June 27, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Alexander P Cohen, MD · NPI 1790949212
Emergency Medicine physician in Livingston, New Jersey. Individual provider, active in the CMS NPPES registry since July 14, 2008.
## Identity
- **NPI:** 1790949212 (Entity type: Individual)
- **Enumerated:** July 14, 2008
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 249114 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 651 W MOUNT PLEASANT AVE, EMERGENCY MEDICAL ASSOCIATES, Livingston, NJ 07039-1600
- **Phone:** (973) 740-0607 · **Fax:** (973) 740-9895
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Harlem Medical Associates PC (NPI 1487957692, New York, NY); Nyack Emergency Medical Association PLLC (NPI 1174627293, Nyack, NY); Orange Emergency Services PC (NPI 1043589682, Middletown, NY); Emergency Physician Services Of New York, P.C. (NPI 1093759847, Poughkeepsie, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** State University Of New York Downstate Medical Center, class of 2004
## Record status
- **NPPES last updated:** June 27, 2011
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Source: [NPI Profile](https://npiprofile.com/npi/1790949212) · Data from the CMS NPPES public registry.